IGM Biosciences, Inc.

IGMSDelisted Aug 14, 2025

Industry: Pharmaceutical Preparations
SEC CIK: 0001496323

SEC filings (opens in a new tab)

IGM Biosciences, Inc. was delisted on Aug 14, 2025; its insiders filed their last Form 4 on Aug 18, 2025; 66 institutions reported holding it in 13F filings for Q2 2025, worth $17.9M in total; no superinvestor held it.

Q1 2024 vs. Q4 2023

How the institutions holding IGM Biosciences, Inc. changed between Q4 2023 and Q1 2024.

All holders in Q1 2024 All holders in Q4 2023

13F holders of IGMS: Q4 2023 compared with Q1 2024
Measure	Q4 2023	Q1 2024	Change
Holders	72	87	+15
Shares	21.9M	22.8M	+916.4K (+4.2%)
Value	$182.1M	$220.3M	+$38.2M (+21.0%)

New holders (26)

Institutions that held IGM Biosciences, Inc. at the end of Q1 2024 but not at the end of Q4 2023.

Institutions new to IGMS in Q1 2024
Institution	Shares	Value	% of portfolio
Jacobs Levy Equity Management, Inc	78,580	$758.3K	0.00%
Marshall Wace, LLP	70,776	$683.0K	0.00%
Wellington Management Group LLP	57,190	$551.9K	0.00%
Susquehanna Fundamental Investments, LLC	27,731	$267.6K	0.01%
Trexquant Investment LP	24,177	$233.3K	0.00%
ExodusPoint Capital Management, LP	20,323	$196.0K	0.00%
Walleye Capital LLC	20,050	$193.5K	0.00%
Gsa Capital Partners LLP	18,398	$178.0K	0.01%
Two Sigma Investments, LP	17,335	$167.3K	0.00%
American Century Companies Inc	17,107	$165.1K	0.00%
EntryPoint Capital, LLC	15,801	$152.5K	0.14%
XTX Topco Ltd	11,941	$115.2K	0.02%
Cerity Partners LLC	10,513	$101.5K	0.00%
Independent Financial Group, LLC	10,500	$101.3K	0.00%
Captrust Financial Advisors	10,200	$98.4K	0.00%
MetLife Investment Management	7,248	$69.9K	0.00%
Quest Partners LLC	6,952	$67.1K	0.01%
ADAR1 Capital Management, LLC	4,000	$38.6K	0.01%
nVerses Capital, LLC	1,600	$15.4K	0.04%
Quantbot Technologies LP	800	$7.72K	0.00%
Metropolitan Life Insurance Co	749	$7.23K	0.00%
Hanseatic Management Services Inc	366	$3.53K	0.01%
GAMMA Investing LLC	76	$733	0.00%
Group One Trading, L.P.	4	$39	0.00%
Nelson, Van Denburg & Campbell Wealth Management Group, LLC	3	$28	0.00%
CWM, LLC	1	$0	0.00%

Sold out (11)

Institutions that held IGM Biosciences, Inc. at the end of Q4 2023 and filed for Q1 2024 without it.

Institutions that sold out of IGMS in Q1 2024
Institution	Shares, Q4 2023	Value, Q4 2023
Adage Capital Partners GP, L.L.C.	400,000	$3.32M
Exome Asset Management LLC	135,596	$1.13M
Hudson Bay Capital Management LP	124,260	$1.03M
Prudential Financial Inc	65,870	$547.4K
State of Wisconsin Investment Board	29,600	$246.0K
Prelude Capital Management, LLC	29,421	$244.5K
Susquehanna International Group, LLP	13,656	$113.5K
Amundi	9,196	$107.1K
Acadian Asset Management LLC	8,367	$69.0K
Simplex Trading, LLC	1,810	$15.0K
Northwestern Mutual Wealth Management Co	500	$4.16K